156494280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{21379}}^1$

素因数の和:21454

約数の個数: 64

約数和(自身を含む): 477201600

約数和(自身を除く): 320707320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 120, 122, 183, 244, 305, 366, 488, 610, 732, 915, 1220, 1464, 1830, 2440, 3660, 7320, 21379, 42758, 64137, 85516, 106895, 128274, 171032, 213790, 256548, 320685, 427580, 513096, 641370, 855160, 1282740, 1304119, 2565480, 2608238, 3912357, 5216476, 6520595, 7824714, 10432952, 13041190, 15649428, 19561785, 26082380, 31298856, 39123570, 52164760, 78247140, 156494280]

約数ペア:

[(1, 156494280), (2, 78247140), (3, 52164760), (4, 39123570), (5, 31298856), (6, 26082380), (8, 19561785), (10, 15649428), (12, 13041190), (15, 10432952), (20, 7824714), (24, 6520595), (30, 5216476), (40, 3912357), (60, 2608238), (61, 2565480), (120, 1304119), (122, 1282740), (183, 855160), (244, 641370), (305, 513096), (366, 427580), (488, 320685), (610, 256548), (732, 213790), (915, 171032), (1220, 128274), (1464, 106895), (1830, 85516), (2440, 64137), (3660, 42758), (7320, 21379)]